Adam Sieminski, head of the U.S. Energy Information Administration, speaks during an interview in Washington, D.C., U.S., on Wednesday, Aug. 22, 2012. Gasoline prices in the U.S. may rise 5 cents to 10 cents a gallon before the Sept. 3 Labor Day holiday before falling in the fourth quarter, Sieminski said. Photographer: Rich Clement/Bloomberg via Getty Images